package ltd.bugs.tool.signature.utils;

/**
 * @author zhengzhq
 * @Title: StringUtils
 * @Description: 参数校验
 * @date 2018/8/10下午12:38
 */
public class StringUtils {

  public static boolean isEmpty(String str) {
    if (str == null || str.length() == 0) {
      return true;
    }

    return false;
  }
}
